Home / 39,910.06-59,862.93-12,208.06

Finding the Fourth Proportional to 39,910.06, 59,862.93 and 12,208.06

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Solution

The fourth proportional to 39,910.06, 59,862.93 and 12,208.06 is: 18,311.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,910.06 : 59,862.93 = 12,208.06 : x
  2. Step 2: Convert to fraction form
    39,910.06/59,862.93 = 12,208.06/x
  3. Step 3: Cross multiply
    39,910.06x = 59,862.93 × 12,208.06
  4. Step 4: Simplify right side
    39,910.06x = 730,810,241.22
  5. Step 5: Solve for x
    x = 730,810,241.22/39,910.06
  6. Step 6: Final answer
    x = 18,311.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.